Replacing Needle Wash Lines - Thermo Scientific VF-F20-A Operating Manual

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7 Maintenance and Service
7.7.2

Replacing Needle Wash Lines

When
Parts and additional items required
Tools required
Preparations
Page 160
If a needle wash line is clogged or damaged
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Fresh needle wash liquid
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Replacement needle wash lines as required:

Needle wash inlet line from wash pump inlet to the needle
wash reservoir in the solvent rack

Needle wash outlet line from wash pump outlet to the needle
wash port inlet
Tubing cutter (optional)
TIP If you have to cut Needle Wash Inlet Line to length, use a tubing
cutter. Make sure that the cut is at right angle to the length of the line.
1. Prepare fresh needle wash liquid. Observe the guidelines for the
needle wash liquid in
2. Empty the needle wash system:
a) Unscrew the cap of the needle wash reservoir.
b) Together with the cap, remove the needle wash inlet line from
the reservoir.
c) When you remove the needle wash inlet line from the tubing
guides, be careful not to pull on other tubing in the guides.
d) Place the needle wash inlet line in an empty reservoir.
3. In Chromeleon, select the Purge Needle Wash button on the ePanel
FC tab for the device to empty the needle wash system.
4. Turn off the device with its main power switch.
NOTICE The device shall be powered off while removing or replacing the
front plate.
Integral Fraction Collector FT (VF-F20-A) Operating Manual
Needle Wash Liquid Guidelines ( Page 159).